Brokerkit, a remote-first SaaS company, is looking for a Senior Full-Stack Engineer skilled in Ruby on Rails and React. This full-time contractor role offers a salary between $5,500 and $7,300 per month based on experience.

Responsibilities include building and maintaining API features, diagnosing complex issues, and ensuring high application performance. Candidates must have significant experience in both backend and frontend development, with a focus on SaaS product delivery.